Biography

Mr. McAllaster has served as Executive Vice President of Operations since September 2024. Before joining Diamondback, Mr. McAllaster served as Senior Vice President of Development at Endeavor Energy Resources from January 2023 to September 2024 and Vice President of Southern Basin Asset Development & Supply Chain from December 2019 to December 2022. Prior to joining Endeavor, Mr. McAllaster worked in various roles at Anadarko Petroleum Corporation from January 1998 to November 2019. Mr. McAllaster received his Bachelor of Science in Petroleum Engineering from Texas Tech University and his Master of Business Administration from the University of Denver.